/* ============================================================
   aetherEV — shared styles for Book Supply / Host a Unit pages
   ============================================================ */
:root{
  --canvas:#0A0A0B;
  --canvas-2:#101012;
  --panel:#141416;
  --panel-2:#1A1A1D;
  --line:rgba(255,255,255,0.09);
  --line-2:rgba(255,255,255,0.16);
  --fg:#F4F4F2;
  --fg-2:#A7ABB4;
  --fg-3:#6C7078;
  --fg-4:#484C54;
  --amber:#0DE2D8;
  --amber-deep:#07A8A0;
  --amber-glow:rgba(13,226,216,0.5);
  --live:#0DE2D8;
  --disp:'Archivo Expanded','Archivo',system-ui,sans-serif;
  --sans:'Archivo',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --gut:clamp(20px,5vw,72px);
  --maxw:1440px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  background:var(--canvas);color:var(--fg);
  font-family:var(--sans);font-size:16px;line-height:1.55;font-weight:400;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
::selection{background:var(--amber);color:#0A0A0B;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
h1,h2,h3,h4{font-weight:900;letter-spacing:-0.02em;line-height:0.94;text-wrap:balance;}

/* ---- type helpers ---- */
.disp{font-family:var(--disp);font-weight:900;letter-spacing:-0.02em;line-height:0.9;}
.mono{font-family:var(--mono);font-feature-settings:"tnum" 1,"zero" 1;}
.kicker{
  font-family:var(--mono);font-size:12px;font-weight:500;
  letter-spacing:0.24em;text-transform:uppercase;color:var(--fg-3);
}
.kicker .amb{color:var(--amber);}
.amb{color:var(--amber);}
.fg2{color:var(--fg-2);} .fg3{color:var(--fg-3);}
.body-lg{font-size:clamp(16px,1.4vw,19px);line-height:1.6;color:var(--fg-2);max-width:46ch;}

/* ---- layout ---- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut);}
section{position:relative;}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:13px;font-weight:600;letter-spacing:0.06em;
  text-transform:uppercase;padding:14px 22px;border-radius:2px;
  border:1px solid var(--amber);background:var(--amber);color:#0A0A0B;
  transition:transform 120ms cubic-bezier(.32,.72,0,1),box-shadow 200ms,background 160ms;
  cursor:pointer;
}
.btn:hover{box-shadow:0 0 0 1px var(--amber),0 8px 40px -6px var(--amber-glow);}
.btn:active{transform:scale(.98);}
.btn--ghost{background:transparent;color:var(--fg);border-color:var(--line-2);}
.btn--ghost:hover{border-color:var(--amber);color:var(--amber);box-shadow:none;}
.btn .ar{font-size:15px;line-height:1;}
.btn[disabled]{opacity:.5;pointer-events:none;}

/* ---- live dot ---- */
.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--amber);
  box-shadow:0 0 0 0 var(--amber-glow);animation:pulse 1.8s ease-in-out infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(13,226,216,.55);opacity:1;}
  70%{box-shadow:0 0 0 8px rgba(13,226,216,0);opacity:.75;}100%{box-shadow:0 0 0 0 rgba(13,226,216,0);opacity:1;}}

/* ---- nav ---- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px var(--gut);
  background:rgba(10,10,11,0.72);backdrop-filter:blur(14px) saturate(1.3);
  border-bottom:1px solid transparent;transition:border-color 240ms,background 240ms;
}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(10,10,11,0.9);}
.nav__brand{display:flex;align-items:center;gap:11px;}
.nav__brand img.mark{height:26px;width:auto;}
.nav__brand img.word{height:15px;width:auto;opacity:.95;}
.nav__links{display:flex;align-items:center;gap:26px;}
.nav__links a{
  font-family:var(--mono);font-size:12.5px;letter-spacing:0.04em;color:var(--fg-2);
  text-transform:uppercase;transition:color 140ms;
}
.nav__links a:hover{color:var(--fg);}
.nav__links a.active{color:var(--amber);}
.nav__cta{display:flex;align-items:center;gap:18px;}
@media(max-width:1080px){.nav__links{display:none;}.nav__cta .btn--ghost{display:none;}}

/* ============ CONTACT HERO ============ */
.chero{padding-top:clamp(120px,15vw,168px);padding-bottom:clamp(40px,6vw,72px);}
.chero__idx{font-family:var(--mono);font-size:12px;letter-spacing:0.2em;color:var(--fg-3);margin-bottom:22px;display:flex;align-items:center;gap:12px;}
.chero__idx b{color:var(--amber);font-weight:600;}
.chero h1{
  font-family:var(--disp);
  font-size:clamp(46px,8vw,116px);
  letter-spacing:-0.035em;line-height:0.88;font-weight:900;
}
.chero h1 .amb{color:var(--amber);}
.chero h1 .thin{font-weight:600;color:var(--fg-2);}
.chero__sub{margin-top:30px;max-width:52ch;}

/* ============ CONTACT GRID (value rail + form) ============ */
.cgrid{
  display:grid;grid-template-columns:0.82fr 1.18fr;
  gap:clamp(40px,6vw,96px);align-items:start;
  padding-bottom:clamp(72px,10vw,150px);
}
@media(max-width:900px){.cgrid{grid-template-columns:1fr;gap:52px;}}

/* value rail */
.rail{position:sticky;top:104px;}
@media(max-width:900px){.rail{position:static;}}
.rail__tag{display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--amber);border:1px solid var(--line-2);border-radius:2px;padding:4px 10px;margin-bottom:26px;}
.rail__list{list-style:none;display:flex;flex-direction:column;gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.rail__list li{background:var(--canvas);display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:baseline;padding:18px 2px;}
.rail__list li .m{color:var(--amber);font-family:var(--mono);font-size:11px;letter-spacing:0.12em;}
.rail__list li .t{font-family:var(--sans);font-size:14.5px;color:var(--fg-2);line-height:1.5;}
.rail__list li .t b{color:var(--fg);font-weight:600;}
.rail__stats{display:flex;gap:34px;margin-top:32px;}
.rail__stats .n{font-family:var(--mono);font-size:21px;font-weight:600;color:var(--fg);letter-spacing:-0.01em;}
.rail__stats .l{font-family:var(--mono);font-size:11px;letter-spacing:0.13em;text-transform:uppercase;color:var(--fg-3);margin-top:5px;}
.rail__contact{margin-top:34px;padding-top:24px;border-top:1px solid var(--line);font-family:var(--mono);font-size:13px;color:var(--fg-2);letter-spacing:0.02em;}
.rail__contact a{color:var(--amber);}
.rail__contact div{margin-top:8px;}

/* ============ FORM ============ */
.formcard{
  background:var(--canvas-2);border:1px solid var(--line);border-radius:3px;
  padding:clamp(28px,4vw,52px);position:relative;overflow:hidden;
}
.formcard::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--amber);opacity:.9;}
.form__head{display:flex;align-items:center;gap:10px;margin-bottom:30px;}
.form__head .kicker{color:var(--fg-2);}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:20px 22px;}
.field{display:flex;flex-direction:column;gap:9px;}
.field.full{grid-column:1 / -1;}
.field label{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:0.14em;text-transform:uppercase;color:var(--fg-3);}
.field label .req{color:var(--amber);}
.field input,.field select,.field textarea{
  font-family:var(--mono);font-size:14px;color:var(--fg);letter-spacing:0.01em;
  background:var(--canvas);border:1px solid var(--line-2);border-radius:2px;
  padding:13px 14px;width:100%;
  transition:border-color 140ms,box-shadow 140ms;
}
.field textarea{resize:vertical;min-height:104px;line-height:1.55;}
.field input::placeholder,.field textarea::placeholder{color:var(--fg-4);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(13,226,216,0.14);
}
.field select{appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--fg-3) 50%),linear-gradient(135deg,var(--fg-3) 50%,transparent 50%);
  background-position:calc(100% - 18px) 20px,calc(100% - 12px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;
  padding-right:38px;}
.field select option{background:var(--canvas-2);color:var(--fg);}
.field .hint{font-family:var(--mono);font-size:11px;color:var(--fg-4);letter-spacing:0.02em;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#ff5a5a;}
.field .err{font-family:var(--mono);font-size:11px;color:#ff7a7a;letter-spacing:0.04em;display:none;}
.field.invalid .err{display:block;}

.form__foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:30px;flex-wrap:wrap;}
.form__note{font-family:var(--mono);font-size:11px;color:var(--fg-3);letter-spacing:0.04em;max-width:40ch;line-height:1.6;}
.form__note a{color:var(--fg-2);border-bottom:1px solid var(--line-2);}

/* success state */
.formcard.sent .form__body{display:none;}
.form__success{display:none;flex-direction:column;align-items:flex-start;gap:16px;padding:20px 0;}
.formcard.sent .form__success{display:flex;}
.form__success .chk{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--amber);display:flex;align-items:center;justify-content:center;color:var(--amber);font-size:22px;}
.form__success h3{font-family:var(--disp);font-size:clamp(26px,3.5vw,40px);letter-spacing:-0.03em;}
.form__success p{color:var(--fg-2);max-width:44ch;font-size:15px;}
.form__success .ref{font-family:var(--mono);font-size:12px;color:var(--fg-3);letter-spacing:0.06em;margin-top:4px;}

@media(max-width:560px){.fgrid{grid-template-columns:1fr;}}

/* ============ FOOTER ============ */
.foot{background:var(--canvas-2);border-top:1px solid var(--amber);position:relative;overflow:hidden;padding-top:clamp(60px,8vw,110px);}
.foot__top{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:start;padding-bottom:clamp(48px,6vw,80px);border-bottom:1px solid var(--line);}
.foot__cta h3{font-family:var(--disp);font-size:clamp(30px,4vw,56px);letter-spacing:-0.03em;max-width:16ch;}
.foot__cta h3 .amb{color:var(--amber);}
.foot__cta .row{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.foot__nav{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.foot__nav .col h4{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--fg-3);margin-bottom:16px;}
.foot__nav .col a{display:block;font-family:var(--mono);font-size:13px;color:var(--fg-2);padding:5px 0;transition:color 140ms;letter-spacing:0.01em;}
.foot__nav .col a:hover{color:var(--amber);}
.foot__meta{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;padding:26px 0;font-family:var(--mono);font-size:12px;color:var(--fg-3);letter-spacing:0.04em;}
.foot__meta .loc{display:flex;align-items:center;gap:10px;}
.foot__meta .badge{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-2);border-radius:2px;padding:5px 10px;color:var(--fg-2);text-transform:uppercase;letter-spacing:0.12em;font-size:10px;}
.foot__word{position:relative;line-height:0.72;margin-top:10px;user-select:none;}
.foot__word span{display:block;font-family:var(--disp);font-weight:900;font-size:clamp(96px,26vw,420px);letter-spacing:-0.05em;color:var(--fg);
  margin-bottom:-0.16em;white-space:nowrap;}
.foot__word .amb{color:var(--amber);}
@media(max-width:820px){.foot__top{grid-template-columns:1fr;}}
@media(max-width:560px){.foot__nav{grid-template-columns:1fr 1fr;}}

/* teal gradient text accent */
.chero h1 .amb,.foot__word .amb{
  background:linear-gradient(135deg,#1CF2B6 0%,#0DE2D8 55%,#07DBE7 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
@media(prefers-reduced-motion:reduce){.live-dot{animation:none;}}